Combination of key buttons for a handset



FIG. 1 is a front view of a combination of key buttons for a handsetshowing our new design; and,

FIG. 2 is a perspective front view thereof.

The broken line showing of environmental structures is for illustrativepurposes only and forms no part of the claimed design.

The ornamental design for a combination of key buttons for a handset, asshown and described.